Explore historical sites with interactive maps and guided tours. Follow the auto tour or self-guided path. Access audio narration and videos about key events. View historical context and battle details at each location.
Review practice tests with instant feedback and detailed explanations. Access a comprehensive question bank covering venipuncture techniques, safety protocols, and patient care.
The app computes exact optimal solutions for the traveling salesman problem. It can solve instances with 1,000 or more cities, with computations performed locally on the user's device.
Send encrypted messages using historical ciphers like A1Z26, Caesar Shift, and Vigenere. Encrypt text with customizable settings. Share coded messages via text or email. Decode messages using the same methods. View details and instructions.
The app provides 49 videos covering Mac OS X Mountain Lion features. It explains new additions like Notification Center and iCloud, and demonstrates core functionalities for new and experienced users.
